<tr>
    <td>商户ID</td>
    <td>
        <input type="text" name="mid" value="{$mid}" required/>
    </td>
</tr>
<tr>
    <td>网站ID</td>
    <td>
        <input type="text" name="site_id" value="{$site_id}" required/>
    </td>
</tr>
<tr>
    <td>Site key</td>
    <td>
        <input type="text" name="site_key" value="{$site_key}" required/>
    </td>
</tr>
<tr>
    <td>网关地址</td>
    <td>
        <input type="text" name="gateway_url" value="{$gateway_url}" required/>
    </td>
</tr>
